Senior Browser Test Engineer (Remote) - JavaScript & Gecko

Devconnectplatform; United Kingdom; Remote; GBP 80,000 - 110,000; Full time

Job summary

Mozilla is seeking a Senior Contract Software Engineer to join the Firefox DOM Core team. You will design and run automated tests in JavaScript, contribute to Web Platform Tests, and help improve the health of the Session History area in Gecko.

You will fix failing tests, review code with Gecko module owners, and drive correctness and reliability across the engine. Strong debugging, C++ and browser-engine experience are essential for this senior role.

Qualifications

• Extensive experience in a browser-engine codebase or automating for a browser-engine.
• Strong JavaScript skills with automated test writing.
• Proficient in C++ and debugging large codebases.

Responsibilities

• Write Web-Platform tests to improve coverage and create Gecko mochitests.
• Fix tests and issues to improve Gecko correctness.
• Collaborate through code reviews with Gecko module owners.

Skills

JavaScript

C++

Debugging

Browser engines

Tools

Gecko

Job description

Mozilla is seeking a Senior Contract Software Engineer to join the Firefox DOM Core team. You will design and run automated tests in JavaScript, contribute to Web Platform Tests, and help improve the health of the Session History area in Gecko.

You will fix failing tests, review code with Gecko module owners, and drive correctness and reliability across the engine. Strong debugging, C++ and browser-engine experience are essential for this senior role.